Display screen or portion thereof with graphical user interface



FIG. 1 is a Front View of a display screen or portion thereof with graphical user interface showing our new design; and,

FIG. 2 is a Front View of a second embodiment thereof.

The broken lines in the drawings are for environmental purposes only and form no part of the claimed design.

The dot-dash broken lines in the drawings are for environmental purposes only and form no part of the claimed design. 

CLAIM We claim the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 